1 The expected genotype frequencies. 2  The number of heterozygous individuals that you would predict to be in this population. 3  The expected phenotype frequencies. 4  Conditions happen to be really good this year for breeding and next year there are 1,245 young potential Biology instructors.
Freebase(0.00 / 0 votes)Rate this definition: Donkey. The donkey or ass, Equus africanus asinus, is a domesticated member of the Equidae or horse family. The wild ancestor of the donkey is the African wild ass, E. africanus. The donkey has been used as a working animal for at least 5000 years.
The so called 'mules' in 'Two Mules For Sister Sara' are donkeys, or, in Spanish, 'burros' . A 'mule' is the offspring of a female horse ('mare') and a male donkey ('jack'). A â¦ 'hinny' is the offspring of a male horse ('stallion') and a female donkey ('jenny').